35results about How to "Soft soil" patented technology

The invention discloses a soil remediation agent used for soil treatment and a preparation method of the soil remediation agent. The soil remediation agent comprises the following raw materials in parts by weight: 2-4 parts of plant starch, 0.6-1.4 parts of tannin, 3-6 parts of composite bacteria, 15-22 parts of molasses, 30-42 parts of soybean meal, 2.4-5 parts of castor oil, 110-135 parts of straws, 36-60 parts of garden waste branches, 5-10 parts of tobaccos, 18-25 parts of coconut shell, 12-18 parts of green papaya, 7-11 parts of asparagus, 86-105 parts of livestock and poultry excrement,8-20 parts of humic acid, 6-15 parts of guar gum, 25-35 parts of soaked teas and 15-20 parts of polyvinyl alcohol. According to the method provided by the invention, the prepared finished product combines microbial treatment with biochar, can not only absorb heavy metals in soil, but also loosen the soil, comprehensively improves the soil structure, and has good using effects.

The invention discloses an amino-containing liquid fertilizer and a preparation method thereof. The fertilizer is an important substance guarantee for developing high-yield and high-quality agriculture. The amino acid-containing liquid fertilizer comprises the following raw materials in part by weight: 5 to 8 parts of organic fertilizer, 3 to 5 parts of ferment fungus and 90 to 95 parts of waste vegetable leaves, wherein the organic fertilizer is prepared from the following raw materials in percentage by weight: 5 to 8 percent of modified zeolite powder, 0.5 to 1 percent of brown sugar, 8 to 10 percent of rice bran, 8 to 10 percent of phosphate ore powder, 45 to 55 percent of lignite fine powder and the balance of chicken manure or duck manure. The amino acid-containing liquid fertilizer is provided with beneficial microorganisms which can kill pathogenic bacteria in soil, so that soil can be improved completely and effects of floppy soil quality, air permeability, water retention, fertilizer retention, drought resistance, flood resistance and improvement of ground temperature and soil productivity are achieved, continuous cropping disease can be overcome, diseases and insect pests can be effectively controlled, yield can be stably increased, and quality and mouthfeel of agricultural products can be greatly improved.

The invention discloses a composite soil nailing wall and pile-anchor support compound support structure and a construction method. A composite soil nailing wall and a pile-anchor support are used ina combined manner; the composite soil nailing wall fully utilizes the available space in a foundation pit to perform moderate grading, therefore the density of slope protection piles in the pile-anchor support is lowered, and the construction cost is lowered; and meanwhile, a proper number of steel pipes are inserted among the slope protection piles to assist the slope protection piles, and foundation pit supporting is performed according to an advanced supporting concept. Meanwhile, for deep backfill which is loose and soft in soil texture, to achieve the effect that the pile-anchor support and the composite soil nailing wall can both give play to the actual supporting effect, one ends of pre-stressed anchor rods close to the upper portion of the foundation pit are locked into a top beam,and the other ends are inserted into a pebble bed under the backfill stratum in a large-angle inclined inserting manner to form a reliable tension effect. The steel pipes are additionally arranged between the ends of the pre-stressed anchor rods of the grading segment and the slope protection piles, so that the tension force of the pre-stressed anchor rods is transferred to the slope protection piles without damaging a grading boss.

Soil which is soft, good in water retention and rich in organic matters is suitable for peanut planting. According to the characteristic, a plurality of soil improving agents, such as shell powder, diatomite and Chinese medical stone powder, are compounded with organic fermented matters and then adopted as a coating component of fertilizer particles, chemical mineral components coated with a coating agent prepared mainly from resin are adopted as an inner core, and the resin slowly degrades to form a porous structure and to slowly release the inner mineral elements after the resin enters soil layers, thus avoiding frequent fertilizing. Peanut needs water, but is not water-tolerant, and waterlogging influences permeability, and therefore fine-hole silica gel is added, and the fine-hole silica gel can be used for pump grinding, and can absorb water vapor after entering soil layers. Improved soil is loose, and is beneficial to peanut expanding and growing, thus increasing the yield.

Peanuts can grow well in soil which is loosened and soft, good in water retention property and rich in organic matter, according to the characteristic, multiple soil conditioners such as shell powder, kieselguhr and medical stone powder are compounded with organic fermentation substances to prepare a coating component of fertilizer granules, chemical minerals coated by a coating agent prepared from resin as a main component is used as an internal core, resin can be slowly degraded after entering a soil layer and thus a porous structure is formed to slowly release internal mineral elements, and then frequent fertilization can be avoided; peanuts need a great amount of water but being poor in water resistance, and the air permeability can be affected by waterlogging, so that fine-pore silica gel is added, then pulping can be implemented on one hand, on the other hand, moisture can be absorbed after the fine-pore silica gel enters the soil layer, the improved soil is loosened and is beneficial to expansion growth of peanuts, and the yield can be increased.

The invention discloses an organic bacterial fertilizer for decomposing poisonous toxins in soil. The fertilizer includes the following ingredients in parts by weight: crop straw, amino acids, organic matter, a multi-functional biological bacterium preparation, a soil-loosening agent, sodium alcohol ether sulphate, slow-release boron, fermentation-type humic acid, slow-release silicon, a fertilizer synergist, a crop rooting agent, an amino acid chelator, a compound microbial bacterium preparation resistant to zinc and lead, a compound microbial bacterium preparation resistant to manganese, silicon sulfate, sugar beet pulp, sesame cake meal, beeswax, calcium ammonium nitrate, vermiculite powder, sodium nitrate, ammonium chloride, toosendanin, medical stones, conch powder, goose manure, pig manure, potash feldspar and a multi-functional biological bacterium preparation. The fertilizer provided by the invention can decompose the toxicity of crop rhizosphere soil, increase the survival rate of plants and promote plant growth, has the efficacy of improving a soil structure, retaining and holding water, improving soil, fertilizing soil, etc., enhances the repair ability of the soil and can change the physical property, chemical property and biological property of the soil, reduce soil pollution and improve the environment.

The peanut planting is suitable for soil with soft soil quality, favorable water retention property and abundant organic matters. According to the characteristics, multiple soil conditioners, such as shell powder, diatomite, medical stone powder and the like are adopted, and organic fermentation substances are compounded and used as the coating component of the fertilizer granules. The inside core is composed of chemical mineral constituents coated by a coating agent mainly prepared from the resin; the resin is slowly degraded after entering the soil layer to form a porous structure and slowly release the inside mineral elements, thereby avoiding frequent fertilizer application. Peanuts need water, but are not tolerant to water. The over waterlogging influences the air permeability, so Kiselgel A is added; and the Kiselgel A can be used for defibrination, and can adsorb water after entering the soil layer. The improved soil is loose, and is beneficial to expansion and growth of peanuts, thereby enhancing the yield.

The invention discloses a rice planting method through rice-duck co-culture. The method includes: applying organic base fertilizer and deeply ploughing after parcel selection, drawing water to nourisha field, building a duck house, sequentially subjecting rice seeds to seed basking, seed soaking and germination accelerating after seed selection, performing seedling hardening to culture seedlings,planting auxiliary plants in a rice-duck co-culture area on late March of each year, screwing into soil, transplanting the seedlings, putting ducks into the rice-duck co-culture area after the rice seedlings enter a five-leaf period, controlling feeding material and intake of the ducks during the period, withdrawing the ducks from the rice field in batches after earing of the rice, and harvestingafter yellow-maturing. The rice obtained by the method is high in yield and good in organic performance, high-quality ducks can be obtained, pollution is reduced, and economic benefit is increased.

The invention relates to a farmland ditching and ridging device. The farmland ditching and ridging device comprises a rack and a supporting beam arranged at the top end of the rack, traction beams connected with the top face of the rack are arranged on the two sides of the supporting beam, a speed reducer is arranged on the top face of the end, close to the supporting beam, of the rack, an rotaryloosening mechanism installed on the bottom face of the rack is arranged below the speed reducer, the speed reducer is connected with the rotary loosening mechanism and drives the rotary loosening mechanism, a chassis connected with the rack is arranged on the side, away from the supporting beam, of the rotary loosening mechanism. According to the farmland ditching and ridging device, the pre-positioned rotary loosening mechanism is adopted to conduct rotary loosening treatment on the soil, the speed reducer is connected into an output shaft of a tractor, a rotary tillage shovel is driven by asecond rotary shaft to conduct rotary loosening treatment, meanwhile, a ditching mechanism is used for ditching and turning the soil after rotary loosening, the soil in ditches is turned to the two sides through dozer blades, then ridging is conducted through a ridging mechanism, leveling is conducted through a leveling mechanism after ridging, the ridging quality is effectively improved, the soil texture is softer, and planting is more convenient.

The invention discloses a method for treating sludge of a sewage plant by adopting a microbial agent. The method comprises the following steps: digging sludge pits in a production shed; taking the microbial agent, wherein the microbial agent is prepared from bacteria powder A, bacteria powder B, bacteria powder C and accessories; transporting slurry to the production shed, spraying a bacteria powder A solution in two slurry pits, paving the slurry, spraying the bacteria powder A solution, and adding an accessory A solution; then paving the slurry, finally spraying a bacteria powder B solution, culturing at normal temperature, and taking out to obtain original slurry yeast; averagely dividing the original slurry yeast into 16 parts, respectively adding 8 parts in 8 slurry pits, paving the slurry in the 8 slurry pits, spraying a bacteria powder C solution while stirring, then adding an accessory B mixture while stirring, finally paving the slurry, spraying the bacteria powder C solution while stirring, and then adding the accessory B mixture while stirring; covering with a plastic film, and fermenting for 4 to 6 hours at normal temperature to obtain fermented slurry; paving the fermented slurry for carrying out rotary tillage and sun drying, holding the fermented slurry togehter into a big pile, and grinding the fermented slurry into granules, thereby completing treatment.

The invention relates to the technical field of seedling planting and discloses a perforating device for planting seedlings. The perforating device comprises a protective shell, wherein four sliding sleeves are fixedly arranged at the positions, close to corners, of an inner cavity of the protective shell; a support rod is movably sleeved with each sliding sleeve; a power device is fixedly arranged in the inner cavity of the protective shell; and one end of the power device is movably sleeved with a drill rod. The drill rod is movably sleeved with a driven pulley, so that the drill rod can descend through self-gravity and can carry out drilling through the self-gravity as power in the drilling process; and due to gravity inconvenience, the drill rod voluntarily accelerates the driving speed in soft soil and voluntarily reduces the driving speed in hard soil, and a drill bit can voluntarily stop drilling when encountering a stone or other hard materials, thereby avoiding the problem that the drilling speed of the drill bit in original equipment cannot be voluntarily adjusted according to the soil condition of the soil into which the drill bit is positioned.

The invention discloses a fertilizer capable of increasing nutrition of tea tree planting soil. The fertilizer capable of increasing the nutrition of the tea tree planting soil comprises the followingraw materials: 59-71 parts of feces of livestock and poultry, 65-81 parts of maize straws, 42-59 parts of bean cakes, 13-18 parts of wheat flour, 8-15 parts of rice hull powder, 35-45 parts of rice bran, 10-15 parts of dead leaves, 6-12 parts of coconut shell powder, 7-11 parts of furfural residues, 4-10 parts of radish sprouts, 2-5 parts of pectin, 5-15 parts of vinasse, 15-21 parts of plant ash, 10-16 parts of bone meal, 3-9 parts of coal ash, 2-6 parts of borax, 8-14 parts of perlite, 7-14 parts of diatom ooze, 10-15 parts of glucose, 3-6 parts of potassium sulphate, 2-5 parts of calcium phosphate, 1-7 parts of indolebutyric acid, 10-20 parts of urea, 8-15 parts of zinc gluconate, 6-10 parts of ferrous sulfate, 12-20 parts of monoammonium phosphate, 3-7 parts of zinc sulfate, 3-7 partsof tetrahydrofuran, 1-5 parts of sodium borate, 8-11 parts of potassium chloride, 10-16 parts of amino acid, 17-24 parts of ammonium nitro-humate, 8-12 parts of hydroxy calcium phosphate and 37-43 parts of clear water in parts by weight. The fertilizer capable of increasing the nutrition of the tea tree planting soil, disclosed by the invention, has the advantages that soil hardening can be avoided, and the soil can also be loosened through combined use of an organic fertilizer and an inorganic fertilizer, and therefore, the soil structure is comprehensively improved.

The invention discloses an ecological restoration box for soil. The ecological restoration box comprises a box body, a stirrer, a restoration liquid feeding main pipe, a heating device and a purification and exhaust device, wherein multiple restoration liquid feeding branch pipes are arranged at one section, which extend into the box body, of the restoration liquid feeding main pipe; multiple liquid leaking holes are formed in the restoration liquid feeding branch pipes; the stirrer comprises a motor, a stirring shaft and multiple groups of impellers; the purification and exhaust device comprises a cover body and an exhaust pipe connected with the cover body; an active carbon adsorption layer, a packing layer and a water barrier layer are arranged in the exhaust pipe in sequence accordingto a flowing direction of gas; the water barrier layer consists of a plurality of water baffle plates; and each water baffle plate is formed by connecting two groups of V-sectional baffle plates end to end. During restoration of the soil by the ecological restoration box, the soil is loose, cannot be hardened and maintains certain humidity; and furthermore, toxic or polluting gas generated in a restoration process is discharged after being treated, so that secondary pollution to air is avoided.

The invention relates to a self-propelled peanut combine harvester and a peanut harvesting method, and belongs to the technical field of peanut harvesting equipment. According to the technical scheme, the self-propelled peanut combine harvester comprises a peanut seedling pulling and soil removing mechanism (1), a peanut pickup primary selection mechanism, a peanut lifting mechanism (27) and a peanut fine selection mechanism (5). Ridged and flat ridge peanuts can be completely harvested, the peanut dropping rate is low, the peanuts are not prone to breakage, a peanut seedling discharge port can be used in cooperation with a straw turnover device, and therefore environmental pollution is reduced. Through four-wheel drive and hydraulic steering, the self-propelled peanut combine harvester walks conveniently and is high in working efficiency, large and small peanuts are stored in a classified mode, and vibration blades are assembled to reduce peanut harvesting resistance. According to the self-propelled peanut combine harvester, peanut digging, soil removing, peanut pickup, cleaning and selection, peanut collecting and other operations are finished at a time, production efficiency is high, working losses are fewer, the transfer speed is high, and the self-propelled peanut combine harvester is safe and reliable in use and high in power, peanuts in three ridges and six furrows can be harvested at a time, peanut seedlings are placed in order after peanuts are picked up, and soil of a peanut field after the peanuts are harvested is soft, and sowing is facilitated.

The invention discloses a soil conditioner with garden waste biomass charcoal. The soil conditioner comprises main components, organic fertilizers, xantham gum, trace element complexing agents, tallowamine ethoxylated, magnesium aluminum silicate, stearyl alcohol and disintegrating agents. The main components include the garden waste biomass charcoal, euphorbia neriifolia extract and glutathione,a weight ratio of the garden waste biomass charcoal to the euphorbia neriifolia extract to the glutathione is 13:5-7:2, and a mass percentage is 12-40%. The soil conditioner with the garden waste biomass charcoal has the advantages that obvious effects of conditioning soil with dense texture can be realized by the soil conditioner, hardening conditions of soil structures can be improved, the soiltexture becomes loose and soft, the oxygen content of the soil is 16.8-18.2%, the organic matter content of the soil can reach 2.8*10<4>-3.1*10<4> ppm, and the porosity of the soil is 35.6-39.2%.

The invention discloses a vegetable transplanter. The vegetable transplanter structurally comprises a transplanter box, a support frame, fixing plates, a seat, a driver, control handles, connecting rods and moving wheels, wherein the transplanter box is connected in the support frame in a nested manner, the transplanter box comprises a box body, a storage table, a transplanting machine, a seedlingseparation device and a fixing block, the seedling separation device is connected between the fixing block and the storage table through bolts, and the transplanting machine is movably clamped to thelowest side of the interior of the box body. When vegetable seedlings drop to the seedling separation device for separation, a guide plate guides the vegetable seedlings to avoid damage caused by friction, so that the vegetable seedlings drop into the transplanting machine, and the condition of inclination of the vegetable seedlings is avoided; an axis rod rotates to drive a transplanting deviceto rotationally operate, when the transplanting device makes contact with soil, a vibration mechanism vibrates up and down continuously, a transplanting device is in a spiral cone foot state and cooperates with the vibration mechanism to damage harder soil to make the soil soft, the transplantation work of vegetables is effectively performed, and the conditions of transplantation difficulty and inaccurate transplantation are eliminated.

The invention relates to a preparation method of an organic fertilizer raw material. The preparation method comprises the following steps: spreading sewage sludge on the ground with the thickness of 15-20cm, spraying a deodorant diluent and an EM diluent A, and carrying out rotary tillage; when the water content in sludge declines from 85-90% to 50-60%, stacking up sludge by a loader to perform fermentation, and when the temperature is reduced to 60-65 DEG C, overturning the sludge stacks by an overturning machine so that sludge inside the sludge stacks and air are mixed, wherein the water content is reduced to 32-37wt% after the sludge is biologically decomposed and fermented by EM; further spreading the fermented sludge, carrying out rotary tillage and airing for 3 days till the water content of the sludge declines to 18-20%, and crushing to obtain an auxiliary material; and uniformly mixing the obtained auxiliary material and the to-be-treated sludge and spraying the deodorant diluent and the EM diluent A for fermentation to obtain the organic fertilizer raw material. The treated sewage sludge is soft in texture and good in air permeability, meets the fertilizer preparation standard, and can be used for landscaping, planting of flowers and plants, soil improvement and the like.

The invention provides an agricultural plow for containing earthworms. The agricultural plow comprises a traction arm, a soil turning device and a sliding plate, and further comprises a ploughshare with the middle being provided with an opening and a hollow base with a side cover. The hollow base is used for containing the earthworms. An opening is formed in the side, connected with the ploughshare, of the base, and the base and the opening of the ploughshare are communicated. A crack with the width being no more than one centimeter is formed in one side, opposite to the opening, of the bottom of a back plate, so that a base outlet is formed. The agricultural plow for containing the earthworms has the advantages that by the adoption of the technical scheme, soil can be turned up on site, the earthworms can be overturned underground on site, due to the function of soil loosening of the earthworms, the soil is made to be soft after the soil is turned up, furrows are not kept on the farmland, manpower and material resources are saved, and accordingly cost is saved.

The invention discloses a cement mixing pile construction method, belongs to the field of building construction, and aims to improve the uniformity of cement grout and improve the strength of a pile body. The cement mixing pile construction method comprises the following steps: S100, piling coordinates are marked on an actual terrain; S200, a drilling machine is installed, and a cement mixing pile drill bit is installed on the drilling machine; S300, the drilling machine is controlled, and the cement mixing pile drill bit is driven to drill downwards to the designed depth; S400, the drilling machine is controlled, the cement mixing pile drill bit is driven to rotate reversely and ascend, and guniting is conducted through a nozzle; and S500, the drilling machine is controlled, and the cement mixing pile drill bit is driven to rotate reversely and ascend to the ground surface. By applying the cement mixing pile construction method, the uniformity of the cement grout can be improved, and the strength of the pile body is improved.

A plantation method for green organic selenium-rich red rice comprises the steps such as seed soaking, seedling cultivation, field management and fertilization. A bread fermenting box is used for accelerating germination; by use of the bread fermenting box, temperature and humidity could be controllable and moderate and germination acceleration effects are good; cost is lower in comparison with germination acceleration machines with same effects; local selenium-rich soil is used to prepare organic soil and ecologic organic fertilizers; the yield of selenium-rich paddy is increased; selenium content of red rice is increased; the yield of selenium-rich paddy reaches 6t / hectare; and the yield of selenium-rich red rice is increased significantly.

The invention relates to a conveying mechanism capable of moving along with the soil sampling mechanism. The conveying mechanism comprises a discharging ring installed at a soil outlet of soil drilling equipment, a conveying pipeline is installed at the end, facing away from the soil drilling equipment, of the discharging ring, the conveying pipeline is formed by sequentially connecting a first connecting pipe and a second connecting pipe, and the first connecting pipe comprises a first straight pipe and a first flexible pipe connected to one side of the first straight pipe and used in cooperation with the first straight pipe; the second connecting pipe comprises a second straight pipe and a second flexible pipe connected to one side of the second straight pipe and used in cooperation withthe second straight pipe; and auger pieces are arranged in the first straight pipe and the second straight pipe correspondingly, and driving pieces for driving the augers to rotate are arranged outside the first straight pipe and the second straight pipe. The conveying mechanism has the effect of being high in soil conveying effect.

The invention discloses a cultivation method of green food waxy corn, and particularly relates to the field of corn planting. The cultivation method comprises the following steps: sowing place selection: selecting dry land which is far away from three industrial wastes and has good surrounding ecological environments, sufficient sunshine and good ventilation conditions for planting; and water-logged composting of base fertilizer: digging a fertilizer storage trough in the planting land selected in the S1. Under the actions of steps of water-logged composting of base fertilizer and field management, farmyard manure, plant ash and quicklime powder are sufficiently mixed in proportion for water-logged composting to replace water-logged composting of base fertilizer such as traditional farmyard fertilizer and chemical fertilizer, on one hand, the use cost of fertilizer can be reduced, on the other hand, the alkaline plant ash and quicklime powder are used to neutralize the pH value of acidfarmyard fertilizer, nutrients required for crop growth can be supplied comprehensively, the pH of the soil can be regulated, the soil structure can be improved, use of chemical fertilizer and pesticides in a traditional planting manner is replaced, and fruits are ensured to meet green food requirements.

The invention particularly discloses a cellular field farming machine. The cellular field farming machine comprises a bottom frame, a cab, driving devices, a soil drilling mechanism and a soil mixingmechanism, wherein the middle of the bottom frame is provided with a supporting frame; a vertical section of the supporting frame is internally provided with a slideway; the cab is mounted at the topof one end of the bottom frame; the driving devices are mounted on four corners of the bottom frame, controlled by the cab and used for driving operation of the field farming machine; the soil drilling mechanism is arranged in the middle of the bottom frame, mounted on the supporting frame, mounted on the slideway in a sliding manner and used for holing of the field farming machine; and the soil mixing mechanism is mounted at the end, far away from the cab, of the bottom frame, and used for flapping and softening soil drilled by the soil drilling mechanism. The cellular field farming machine can improve the soil structure, enhance the soil respiration and provide a better environment for the growth of plants.

The invention discloses a plant planting soil moisture preservation water-saving fast growing method, which is mainly characterized in that an anti-seeping layer, an anti- evaporation layer and a water storage soil moisture preservation layer are developed and additionally arranged in tree planting and seeding processes; alluvial soil, aeolian sandy soil, picked open-pit mine abandoned soil, straws, weed, plant branches and leaves, sawdust, vinasse, medicine slag and rice hulls are used; the processes of screening, thorough decomposing, fermentation and proportional and uniform mixing are performed; the materials are processed to be made into microbial nutritional planting soil with the organic matter content reaching 45 percent to 60 percent; the microbial nutritional planting soil can improve and optimize the soil; the soil aggregate structure and the moisture-holding capacity are increased; moisture seepage can be prevented by the plant anti-seeping layer; moisture is prevented from being diffused to the bottom and peripheral soil; the plant anti-evaporation layer can avoid the sunlight direct irradiation; the evaporation quantity of the soil moisture in a ditch and a pit can be reduced. The method has the advantages that rain and snow resources can be gathered for use; the underground water resource is saved; the planting survival rate can be improved; the tree seedling canopy closing forest forming period is shortened; the ecological construction quality is comprehensively improved.

The invention relates to the technical field of accessory devices, especially to a composite biofertilizer for inhibiting harmful bacteria. The composite biofertilizer can inhibit growth and reproduction of fusarium so as to achieve the purpose of bacteriostasis, avoid reduction of output of fruit trees and the influence on taste and quality of fruits and reduce economic losses. The composite biofertilizer comprises the following raw materials (by weight): 140-160 parts of shale, 75-80 parts of soybean meal, 50-60 parts of rapeseed cake, 35-45 parts of cassava dregs, 4-6 parts of lactic acid bacteria and 2-3 parts of ferment bacteria. By the utilization of metabolites of various lactic acid bacteria, substances generated by fermentation of lactic acid bacteria, such as organic acid, a special enzyme system, acidoline, etc. have a special physiological function and can inhibit growth and reproduction of fusarium, and no drug-resistant strain is generated. Thereby, the purpose of inhibiting fusarium can be achieved.

The invention discloses a mini-tiller with double rotary cultivation shafts and a speed control rod. The mini-tiller is characterized in that a motive power mechanism is arranged in front of a position above a gearbox body assembly, a rotary cultivation cutter assembly is arranged in front of the gearbox body assembly, an armrest installing sat is arranged behind a position above a gearbox body, an armrest frame is arranged on the armrest installing seat, and a postpositive rotary cultivation cutter assembly and a speed control mechanism are arranged at the back side. The mini-tiller has the advantages that the gearbox body is of a herringbone-shaped structure, the postpositive rotary cultivation cutter assembly is arranged behind the herringbone-shaped structure, the prepositive rotary cultivation cutter assembly is arranged in front of the herringbone-shaped structure and is provided with a rolling rake tool and a plough tool. During the operation in the paddy field, the postpositive and prepositive rotary cultivation cutter assemblies are utilized for completing the matching with a speed control device, a paddy field mouse cage type field rolling wheel can also be replaced at the postpositive rotary cultivation cutter assembly, other matching is unchanged, the paddy field rotary cultivation work is completed, during the operation in the dry field, the mini-tiller is matched with the speed control device to work, the efficiency is high, the operation is convenient, the functions are many, the application range is wide, the cost is low, the oil consumption is low, and the physical work is reduced.

The invention relates to the technical field of road pavement, and discloses roadbed construction equipment for road pavement. The equipment comprises a top plate; a mounting base is fixedly mounted at the top of the top plate; a motor is fixedly mounted at the top of the mounting base; support tables, positioned on the two sides of the motor, are fixedly mounted at the top of the mounting base; vertical rods are fixedly mounted at the tops of the support tables; a protective rod is fixedly mounted between the sides, opposite to the motor, of the vertical rods; buckles are fixedly mounted at the two ends of the top plate; copper columns are inserted in the outer sides of the buckles; connecting blocks are fixedly mounted at the ends, far from the buckles, of the copper columns; hinge shafts are inserted in the front surfaces of the connecting blocks; side arms, positioned on the front surfaces of the connecting blocks, sleeve the outer sides of the hinge shafts; protective boxes are fixedly mounted at the ends, far from the hinge shafts, of the side arms; servo motors are arranged in cavities of the protective boxes; and stirring shafts penetrating through the protective boxes arefixedly mounted on output shafts of the servo motors through couplings. The roadbed construction equipment for road pavement is high in excavation efficiency and convenient to use.

The invention belongs to the technical field of agricultural machinery, and provides a multifunctional integrated machine for fertilizing, seeding and filming, which includes a fertilizing rotary tiller frame and a sowing film-covering frame connected to the fertilizing rotary tiller frame through a vibration-damping connection mechanism; The tiller frame is provided with a reducer for connecting with the traction machinery and connected by transmission. One end of the fertilization rotary tillage frame is provided with a fertilization bin, and the bottom of the fertilization bin is provided with a fertilization port. Rotary tillage rollers connected by transmission; the seeding and covering frame is successively equipped with a soil pressing roller, a digging roller, a seeder, a soil covering roller and a film covering roller along the direction away from the fertilization rotary tillage frame. Both the roller and the laminating roller are rotatably mounted on the sowing and laminating frame, the seeder is fixedly mounted on the sowing and laminating frame, and the bottom of the seeder has two rows of sowing openings arranged obliquely. The invention can realize the integrated automatic operation of fertilization, rotary tillage, leveling, digging, sowing, soil filling and film covering, and the operation efficiency and effect are greatly improved.